trans,trans-2,4-Undecadienal

Also known as: (2E,4E)-2,4-Undecadienal, (E,E)-2,4-Undecadienal, 2,4-Undecadienal, trans,trans-2,4-undecadien-1-al, FEMA 3422, MFCD00014677, EINECS 250-148-7

trans,trans-2,4-Undecadienal (CAS 30361-29-6) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C11H18O and a molecular weight of 166.260 g/mol. Key properties include a boiling point of 256.4±9.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 111.1±11.0 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 30361-29-6
Jingsj CID: J-1394898-6
Molecular Formula: C₁₁H₁₈O
Molecular Weight: 166.260 g/mol
Category: Aliphatic Hydrocarbons
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	256.4±9.0 °C at 760 mmHg
Density	0.9±0.1 g/cm3
Flash Point	111.1±11.0 °C
Exact Mass	166.135757
PSA	17.07000
LogP	3.71
Vapor Pressure	0.0±0.5 mmHg at 25°C
Refractive Index	1.460

Customs & Trade Information

HS Code	2912190090
Summary	2912190090 acyclic aldehydes without other oxygen function。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%

Frequently Asked Questions

What is the CAS number of trans,trans-2,4-Undecadienal?

The CAS number of trans,trans-2,4-Undecadienal is 30361-29-6.

What are the molecular formula and molecular weight of trans,trans-2,4-Undecadienal?

trans,trans-2,4-Undecadienal has molecular formula C11H18O and molecular weight 166.260 g/mol.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "trans,trans-2,4-Undecadienal (CAS 30361-29-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1394898-6 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.